import 'dart:io';

import 'package:flutter/material.dart';
import 'dart:async';

import 'package:flutter/services.dart';
import 'package:photographWatermark/phtho_graph_take.dart';

void main() {
  runApp(MyApp());
}

class MyApp extends StatefulWidget {
  @override
  _MyAppState createState() => _MyAppState();
}

class _MyAppState extends State<MyApp> {
  String _platformVersion = 'Unknown';

  String path = "";

  @override
  void initState() {
    super.initState();
//    initPlatformState();
  }

  // Platform messages are asynchronous, so we initialize in an async method.
  Future<void> initPlatformState() async {
    String platformVersion;
    // Platform messages may fail, so we use a try/catch PlatformException.
    try {
      platformVersion = await PhotographWatermark.platformVersion;
    } on PlatformException {
      platformVersion = 'Failed to get platform version.';
    }

    // If the widget was removed from the tree while the asynchronous platform
    // message was in flight, we want to discard the reply rather than calling
    // setState to update our non-existent appearance.
    if (!mounted) return;

    setState(() {
      _platformVersion = platformVersion;
    });
  }

  tackPhoto() async {
    PhotoOptions options = PhotoOptions()
      ..address = '广东省梅州市梅州客天下洪都雅苑3栋1楼（元岗路1号）'
      ..name = '林晓杰'
      ..time = '11:08  2020-10-01 星期一';
    path = await PhotographWatermark.photograph(options);

    setState(() {});
  }

  @override
  Widget build(BuildContext context) {
    return MaterialApp(
      home: Scaffold(
          appBar: AppBar(
            title: const Text('Plugin example app'),
          ),
          body: Column(
            children: <Widget>[
              Row(
                children: <Widget>[
                  Text('Running on: $_platformVersion\n'),
                  FlatButton(onPressed: tackPhoto, child: Text("拍照"))
                ],
              ),
              if (path != '')
                Image.file(
                  File(path),
                  width: 200,
                ),
            ],
          )),
    );
  }
}
